From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <41DB378A.30309@phreaker.net> Date: Wed, 05 Jan 2005 08:40:42 +0800 From: ro0ot MIME-Version: 1.0 Subject: Re: [Bridge] Neighbour table overflow References: <41DAD4CD.7040606@softhome.net> <1104872660.3376.11.camel@localhost.localdomain> In-Reply-To: <1104872660.3376.11.camel@localhost.localdomain> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit List-Id: Linux Ethernet Bridging List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: bridge@lists.osdl.org I had this line for the br0 IP address: - ifconfig br0 192.168.1.1 netmask 255.255.255.0 broadcast 192.168.1.255 Regards, ro0ot Bart De Schuymer wrote: >Op wo, 05-01-2005 te 01:39 +0800, schreef WL Siew: > > >>Hi, >> >>I had successfully setup my bridge (br0) but after few minutes the br0 >>interface seems not working. >> >>ifconfig eth0 0.0.0.0 >>ifconfig eth5 0.0.0.0 >> >>brctl addbr br0 >> >>brctl addif br0 eth0 >>brctl addif br0 eth5 >> >>brctl stp br0 on >> >> > >>>From the information you give, it seems that you assigned the IP address >0.0.0.0 to your bridge ports and you didn't to start the bridge itself. >Your box therefore has no IP address and will therefore not respond to >icmp messages. > >Try ># ifconfig br0 $IP_ADDRESS >A ping to $IP_ADDRESS from another host should then work (after you >start the bridge it can take a few seconds before the bridge responds). > > > >>I check on my system's /var/log/syslog file. It shows something strange >>messages as below: - >> >>Jan 2 10:44:22 fw01 kernel: ipt_tcpmss_target: bad length (64 bytes) >>Jan 2 10:44:32 fw01 last message repeated 11 times >>Jan 2 12:27:08 fw01 kernel: Neighbour table overflow. >>Jan 2 12:27:11 fw01 last message repeated 9 times >>Jan 2 12:27:13 fw01 kernel: NET: 10 messages suppressed. >> >> > >Perhaps these are triggered by the fact that your network devices enter >promiscuous mode. > > > >>I unplug the network cable connected to the eth5 and run a ping to my >>router...the network is up again...I am able to ping my router. >> >> > >I'm assuming you are talking about the bridge box when you are talking >about the router? The bridge ports of a bridge are by default not >separately pingable. Only the IP address of the bridge (br0) device >itself is pingable. >You can change that behaviour by making a brouter. You can then assign >IP addresses to the bridge ports and use them. > >cheers, >Bart > > > > >